If your material led to a different conclusion, i.e. filter 1 is better than filter 2 under one pressure but the opposite is true under another pressure, please leave comments
3档压力简易口罩,及过滤材料测试
所有跟帖:
• 发明N95口罩静电吸附技术的Peter Tsai推荐用修车行擦车的shop towels做口罩过滤材料 -viewfinder- ♀ (272 bytes) () 04/18/2020 postreply 14:07:12
• 视频贴 -TBz- ♂ (0 bytes) () 04/18/2020 postreply 14:20:08
• 这试验气压和人肺比太大,失去实际意义。另外口罩静电吸引层也不是为这类高气压设计的。 -德州123- ♂ (0 bytes) () 04/18/2020 postreply 14:28:18